Intracellular measurement of benzo[a]pyrene tetrol (BPT) with nanoprobes. PC3 human prostate cancer cells were incubated with 1 μM BPT in PBS for 2 h. Control cells are treated with PBS only. All dishes were rinsed with PBS prior to measurement.
Zhang et al. Nanoscale Res Lett 2011 6:18 doi:10.1007/s11671-010-9744-5